Q: Headlight not working properly

Hello. Pinpointing where the noise is coming from will greatly help us determine why there is power loss. If the drive train makes noise and the engine seems to lose power, that usually indicates a transmission issue. Have the transmission...

Hello. A coolant leak can come from a number of places under the hood. Typically, if it just started smoking all of a sudden, it is because a hose failed or the water pump is leaking. I typically get the...

Hey there. Your logic is absolutely correct. This is in fact one of the most commonly used ways to diagnose a bad ignition coil. If the trouble code turns to a P0301 (https://www.yourmechanic.com/article/p0301-obd-ii-trouble-code-cylinder-1-misfire-detected-by-jamahl-walker), the ignition coil is faulty (https://www.yourmechanic.com/services/ignition-coil-replacement). If...

Hi there. This presents an interesting situation and I completely understand how you feel. It's almost like now that something has gone wrong, you wonder what else is going wrong with the car? And it doesn't feel like it should....

While a bad O2 sensor can be the cause of a 'lean" fault code, it can be set for a number of reasons. A vacuum leak anywhere in the intake system can cause a lean fault as can other sensors...

Drum brakes have been around for a long time and were used before caliper disc brakes came out. There are still may drum brake designs used today and will perform great if the vehicle is designed to have them. I...

Hi There, It sounds like you may have a clogged catalytic converter. A clogged or failing catalytic converter (https://www.yourmechanic.com/services/catalytic-converter-replacement) can cause the vehicle to have poor fuel economy. As you may already know, the catalytic converter converts toxic exhaust gases...

Hello - there will be a small plastic cube under the dash which is the "beeper" module. Remove an knee pad to access this area, and both by sound and vibration, with the key in the "Run" position (seatbelt unfastened)...

Hello, thank you for writing in. If the starter is not attempting to engage and turn over the engine, then you are likely not getting enough power to the starter due to a dead battery. You should try jump-starting the...